Government is holding a prize draw each month where respondents can win up to £1,000
People are being encouraged to take part in government's Household Income and Expenditure Survey.
It's being handed out to random households, with the data said to help inform government's future financial planning.
But it's thought some are avoiding filling it out due to concerns about privacy and the amount of time it takes.
Treasury Minister Alex Allinson told Manx Radio:
Former chief minister calls for balanced approach to climate change action
Howard Quayle says achieving net zero must not bankrupt the nation
Play 'just as important' for a child's development as technology
DESC says digital devices are just one part of a much broader learning experience
Manx passport applications moving online
Support will be available while those who can't use online service can still use paper forms
Enterprise minister 'recognises access to cash is important'
Case for measures to meet unmet need being kept under preview